StarTech.com 1000BASE-TX MSA Compliant SFP Module - RJ45 Connector - Copper SFP Transceiver - Lifetime Warranty - 1 Gbps - Max. Transfer Distance 100 m (328 ft)The SFP1000TXST is an MSA compliant copper SFP transceiver that's designed, programmed and tested to work with 1000BASE TX compatible MSA switches and routers. The SFP transceiver module supports a maximum distance of up to 100 m (328 ft) and delivers dependable 1 GbE connectivity over copper cabling. Delivers reliable 1 GbE connections for 1000BASE TX compliant networks StarTech. com SFP modules are backed by a lifetime warranty Uses a cost effective